#include<bits/stdc++.h>
using namespace std;
int n,a[100001],ans;
int main(){
    freopen("duel.in","r",stdin);
    freopen("duel.out","w",stdout);
    cin>>n;
    for(int i=1;i<=n;i++)
        cin>>a[i];
    sort(a+1,a+n+1);
    int last=1;
    for(int i=2;i<=n;i++){
        if(a[i]==a[last]) continue;
        last++;
        ans++;
    }
    cout<<n-ans;
    return 0;
}
